xref: /llvm-project/mlir/test/Dialect/Transform/Library/lower-to-llvm-transform-symbol-def.mlir (revision ebdb0cbef5e9be57237403c46bfdbe985313bb1c)
1// RUN: mlir-opt %s
2
3/// Schedule to lower to LLVM.
4module @lower_module_to_llvm attributes { transform.with_named_sequence } {
5
6transform.named_sequence @lower_to_llvm(
7    %module: !transform.any_op {transform.readonly}) -> !transform.any_op {
8
9  %func = transform.structured.match ops{["func.func"]} in %module : (!transform.any_op) -> !transform.any_op
10  %f = transform.apply_registered_pass "convert-vector-to-scf" to %func : (!transform.any_op) -> !transform.any_op
11  %f2 = transform.apply_registered_pass "convert-linalg-to-loops" to %f : (!transform.any_op) -> !transform.any_op
12  %f3 = transform.apply_registered_pass "convert-scf-to-cf" to %f2 : (!transform.any_op) -> !transform.any_op
13  %f4 = transform.apply_registered_pass "expand-strided-metadata" to %f3 : (!transform.any_op) -> !transform.any_op
14  %f5 = transform.apply_registered_pass "lower-affine" to %f4 : (!transform.any_op) -> !transform.any_op
15
16  transform.apply_conversion_patterns to %f5 {
17    transform.apply_conversion_patterns.dialect_to_llvm "math"
18    transform.apply_conversion_patterns.vector.vector_to_llvm
19    transform.apply_conversion_patterns.dialect_to_llvm "memref"
20    transform.apply_conversion_patterns.func.func_to_llvm
21    transform.apply_conversion_patterns.dialect_to_llvm "index"
22    transform.apply_conversion_patterns.dialect_to_llvm "arith"
23    transform.apply_conversion_patterns.dialect_to_llvm "cf"
24  } with type_converter {
25    transform.apply_conversion_patterns.memref.memref_to_llvm_type_converter
26      {index_bitwidth = 64,
27       use_bare_ptr = false,
28       use_bare_ptr_memref_call_conv = false,
29       use_opaque_pointers = true}
30  } {
31    legal_dialects = ["llvm"],
32    partial_conversion
33  } : !transform.any_op
34
35  // Need to rematch here because:
36  //   1. applying reconcile-unrealized-casts on the whole module yields the
37  //      transform applies to transform, when called from a named sequence, at
38  //      this time.
39  //   2. apply_conversion patterns consumes the func but does not produce
40  //      a new llvm.func.
41  %f6 = transform.structured.match ops{["llvm.func"]} in %module
42    : (!transform.any_op) -> !transform.any_op
43  %f7 = transform.apply_registered_pass "reconcile-unrealized-casts" to %f6
44    : (!transform.any_op) -> !transform.any_op
45  transform.yield %module : !transform.any_op
46}
47
48} // transform module
49